Jerry Johnson Hot Springs
Idaho County, ID · Primitive/Backcountry
- 118°F· Scalding
- Hike-In (1.3 mi)
- Clothing Optional
- Free
67 springs across 51 towns. 39 are undeveloped backcountry pools; 19 are developed resorts or bathhouses, and 36 are free to soak.
Ordered by what is confirmed rather than by opinion: springs with verified geothermal activity first, then by how many facts on the listing carry a source, then by review volume.
Idaho County, ID · Primitive/Backcountry
Newdale, ID · Community Pool
Kooskia, ID · Primitive/Backcountry
Buhl, ID · Resort/Spa
Ririe, ID · Resort/Spa
McCall, ID · Resort/Spa
Cambridge, ID · Resort/Spa
St Charles, ID · Resort/Spa
Stanley, ID · Resort/Spa
Camas County, ID · Primitive/Backcountry
Lava Hot Springs, ID · Resort/Spa
Donnelly, ID · Resort/Spa
Downey, ID · Resort/Spa
Melba, ID · Community Pool
Lowman, ID · Community Pool
Sweet, ID · Resort/Spa
Buhl, ID · Community Pool
Preston, ID · Resort/Spa
Featherville, ID · Resort/Spa
Challis, ID · Primitive/Backcountry
New Meadows, ID · Community Pool
Thatcher, ID · Resort/Spa
Cascade, ID · Community Pool
Elk City, ID · Resort/Spa
Mountain Home, ID · Primitive/Backcountry
Ketchum, ID · Community Pool
Fairfield, ID · Primitive/Backcountry
Lowman, ID · Resort/Spa
Lemhi County, ID · Primitive/Backcountry
Garden Valley, ID · Resort/Spa
Lava Hot Springs, ID · Resort/Spa
Salmon, ID · Primitive/Backcountry
Almo, ID · Community Pool
Cascade, ID · Primitive/Backcountry
Boise County, ID · Primitive/Backcountry
Boise County, ID · Primitive/Backcountry
Idaho County, ID · Primitive/Backcountry
Garden Valley, ID · Community Pool
Boise County, ID · Resort/Spa
Grandjean, ID · Primitive/Backcountry
Owyhee County, ID · Primitive/Backcountry
Garden Valley, ID · Resort/Spa
Custer County, ID · Primitive/Backcountry
Lemhi County, ID · Primitive/Backcountry
Custer County, ID · Primitive/Backcountry
Camas County, ID · Primitive/Backcountry
Ketchum, ID · Primitive/Backcountry
Ketchum, ID · Primitive/Backcountry
Atlanta, ID · Primitive/Backcountry
Mountain Home, ID · Primitive/Backcountry
Nat-Soo-Pah Warm Spring, ID · Primitive/Backcountry
Bancroft, ID · Primitive/Backcountry
Hailey, ID · Primitive/Backcountry
Bonneville County, ID · Primitive/Backcountry
Idaho County, ID · Primitive/Backcountry
Madison County, ID · Primitive/Backcountry
Adams County, ID · Primitive/Backcountry
Barth Hot Springs, ID · Primitive/Backcountry
Elmore County, ID · Primitive/Backcountry
Lidy Hot Springs, ID · Primitive/Backcountry
Franklin County, ID · Primitive/Backcountry
Cox Hot Springs, ID · Primitive/Backcountry
Owl Creek Hot Springs, ID · Primitive/Backcountry
Kwiskwis Hot Spring, ID · Primitive/Backcountry
Show Bath Hot Springs, ID · Primitive/Backcountry
Clarendon Hot Springs, ID · Primitive/Backcountry
Hot Springs, ID · Primitive/Backcountry
Winter
Peak soaking season, but forest roads close and chains may be required.
Spring
Snowmelt can raise creek levels and cool or flood primitive pools.
Summer
All roads open; hot pools feel less appealing midday, so go early or late.
Fall
The sweet spot — open access, cool air, thin crowds.
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